Real-time deep learning of robotic manipulator inverse dynamics

A.S. Polydoros, L. Nalpantidis, V. Kruger

Research output: Chapter in Book/Report/Conference proceedingPaper in conference proceedingpeer-review

Abstract

In certain cases analytical derivation of physics-based models of robots is difficult or even impossible. A potential workaround is the approximation of robot models from sensor data-streams employing machine learning approaches. In this paper, the inverse dynamics models are learned by employing a novel real-time deep learning algorithm. The algorithm exploits the methods of self-organized learning, reservoir computing and Bayesian inference. It is evaluated and compared to other state of the art algorithms in terms of generalization ability, convergence and adaptability using five datasets gathered from four robots. Results show that the proposed algorithm can adapt to real-time changes of the inverse dynamics model significantly better than the other state of the art algorithms.
Original languageEnglish
Title of host publication2015 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS),
Place of PublicationUnited States
PublisherIEEE - Institute of Electrical and Electronics Engineers Inc.
Pages3442-3448
Number of pages7
ISBN (Electronic)978-1-4799-9994-1
DOIs
Publication statusPublished - 2015 Sept 28
Externally publishedYes
EventIEEE/RSJ International Conference on Intelligent Robots and Systems , 2015 - Hamburg, Hamburg, Germany
Duration: 2015 Sept 282015 Oct 2

Conference

ConferenceIEEE/RSJ International Conference on Intelligent Robots and Systems , 2015
Abbreviated titleIROS2015
Country/TerritoryGermany
CityHamburg
Period2015/09/282015/10/02

Free keywords

  • approximation theory
  • belief networks
  • inference mechanisms
  • learning (artificial intelligence)
  • real-time systems
  • Bayesian inference
  • machine learning
  • physics-based models
  • real-time deep learning
  • reservoir computing
  • robotic manipulator
  • inverse dynamics
  • self-organized learning
  • sensor data-streams
  • Adaptation models
  • computational modeling
  • Heuristic algorithms
  • Manipulator dynamics
  • Robot sensing systems

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